Overview

Column

Donors

674138

March

389658

August

284480

Females

48.3%

Males

51.7%

prediabetic

16.2%

diabetic

4.8%

till date

Aug 29, 2025

Column

Donor geographical distribution

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Glycemic control by age & race

Column

A1c% between genders

A1c% between races

Column

Age distribution

Diabetes prevalence: National estimates vs. Red Cross donors

Donors with diabetes

Column

Zip codes with highest percentage of diabetic donors

Circles represent zipcodes
Zipcodes with high percentage of diabetic donors are colored purple, and with low percentage are green.
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Summary

Column

Table (univariate)

Donor Characteristics
Characteristic N normal
N = 532,536
prediabetes
N = 109,271
diabetes
N = 32,331
gender, n (%) 674,138


    F
270,636 (83%) 44,910 (14%) 10,219 (3.1%)
    M
261,900 (75%) 64,361 (18%) 22,112 (6.3%)
raceeth, n (%) 674,138


    Hispanic Origin
26,215 (81%) 4,646 (14%) 1,545 (4.8%)
    NH Asian/other
32,124 (77%) 7,435 (18%) 2,085 (5.0%)
    NH Black
15,367 (65%) 6,431 (27%) 1,923 (8.1%)
    NH White
458,830 (80%) 90,759 (16%) 26,778 (4.6%)
age, Median (Q1, Q3) 674,138 51 (36, 64) 64 (55, 71) 64 (56, 71)
age group, n (%) 674,138


    -29
93,275 (97%) 2,085 (2.2%) 529 (0.6%)
    30-54
207,530 (88%) 22,893 (9.7%) 6,526 (2.8%)
    55-
231,731 (68%) 84,293 (25%) 25,276 (7.4%)
median household income, Median (Q1, Q3) 669,268 58,463 (46,275, 76,034) 56,296 (45,415, 72,675) 54,020 (44,063, 69,216)